CN220812163U - Novel processing of bubble excrement device - Google Patents

Novel processing of bubble excrement device Download PDF

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Publication number
CN220812163U
CN220812163U CN202321867382.9U CN202321867382U CN220812163U CN 220812163 U CN220812163 U CN 220812163U CN 202321867382 U CN202321867382 U CN 202321867382U CN 220812163 U CN220812163 U CN 220812163U
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water
inlet
outlet
manure
pump
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CN202321867382.9U
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王伟
腾胜平
秦明峰
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Liaoning Yinuo Environmental Industry Group Co ltd
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Liaoning Yinuo Environmental Industry Group Co ltd
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Abstract

The utility model discloses a novel processing device for water-soaked manure, which belongs to the technical field of rural manure liquid processing and comprises a water-soaked manure pit (01), a solid-liquid separator (02), a water-soaked manure liquid pool (03), a manure conveying bin (04), a mixing conveyor (05), a feeding conveyor belt (06), a vacuum fermenter (07), a liquid ammonia recovery system (08), a strain machine (11), an auxiliary material conveying bin (12), a discharging conveyor belt (13), a return material conveying belt (14), an aging conveyor belt (15) and a secondary aging composting area (16); the bubble septic tank (01) is connected with the inlet of the solid-liquid separator (02) through an internal sewage pump outlet pipeline. The utility model can effectively solve the problems of difficult treatment, high investment, high operation cost, high personnel requirement quality and the like of the water-soaked manure of the farm, has high efficiency of organic fertilizer and recovered water, and is suitable for small and medium-sized farms.

Description

Novel processing of bubble excrement device
Technical Field
The utility model relates to a novel device for treating water-soaked manure, and belongs to the technical field of treatment of agricultural livestock manure and manure liquid.
Background
At present, many pig farms all over the country adopt a mode of cleaning and storing feces mainly by soaking the feces with water. After the pig manure is soaked for a long time, most of the manure is dissolved in water, the conventional treatment mode carries out simple solid-liquid separation on the soaked manure, the manure liquid and the manure which are dissolved in the water cannot be screened out through a solid-liquid separator, and most of the manure liquid is put into a sewage treatment device for treatment. The existing conventional treatment process cannot effectively extract liquid fertilizer, and meanwhile, a large field is required to be put into for sewage treatment, so that professional sewage operators are cultivated. The running of the sewage system can not produce economic benefit, and the external drainage index after the sewage system is treated is strictly supervised by the national environmental protection department.
In view of the above, it is necessary to provide a novel apparatus for treating water-soaked manure and a method for treating water-soaked manure by using the same, so as to solve the defects in the prior art.
Disclosure of utility model
The utility model aims to provide a novel device for treating water-soaked manure, which solves the technical problems as follows: the novel device for treating the water-soaked manure comprises a water-soaked manure pit (01), a solid-liquid separator (02), a water-soaked manure liquid pool (03), a manure conveying bin (04), a mixing conveyor (05), a feeding conveyor belt (06), a vacuum fermenter (07), a liquid ammonia recovery system (08), a strain machine (11), an auxiliary material conveying bin (12), a discharging conveyor belt (13), a return conveyor belt (14), an aging conveyor belt (15) and a secondary aging composting area (16); the bubble septic tank (01) is connected with an inlet of the solid-liquid separator (02) through an internal sewage pump outlet pipeline; the filtrate outlet of the solid-liquid separator (02) is connected with the top of the water-immersed manure liquid pool (03) through a pipeline, and the solid-liquid separator (02) is also used for dropping the screened solid manure into the manure conveying bin (04); the outlet of the excrement conveying bin 04 is connected with the inlet of the mixing conveyor (05); the inlet of the mixing conveyor (05) is also connected with the outlet of the strain machine (11), the auxiliary material conveying bin (12) and the return material conveying belt (14); the outlet of the mixing conveyor (05) is connected with the inlet of the feeding conveyor belt (06), and the outlet of the feeding conveyor belt (06) is connected with the inlet of the vacuum fermenter (07); the ammonia gas port of the vacuum fermentation device (07) is connected with the liquid ammonia recovery system (08), the discharge port of the vacuum fermentation device (07) is connected with the inlet of the discharge conveyer belt (13), the return end of the discharge conveyer belt (13) is connected with the return conveyer belt (14), and the ageing end of the discharge conveyer belt (13) is connected with the ageing conveyer belt (15); the aging conveyor belt (15) is communicated with the secondary aging composting area (16).
Further, the device also comprises a distilled water recovery system (09) and a solar heat recovery system (10), wherein a steam port of the vacuum fermenter (07) is connected with the distilled water recovery system (09), and an external heat source inlet and an external heat source outlet of the vacuum fermenter (07) are connected with the solar heat recovery system (10).
Further, the liquid ammonia recovery system (08) comprises a first condenser (17), a deodorizing fan (19), a spray tower (20), a photocatalytic deodorizing device I (22) and an oxygen supply fan (24); an ammonia gas port of the vacuum fermenter (07) is connected with a hot gas inlet of the first condenser (17), a cold air outlet of the first condenser (17) is connected with an oxygen supplementing port of the vacuum fermenter (07), and an oxygen supply fan (24) is connected with a cold air inlet of the first condenser (17); the condensate port of the first condenser (17) is connected with a first liquid amine fertilizer box (18); the hot gas outlet of the first condenser (17) is connected with a deodorizing fan (19); the outlet of the deodorizing fan (19) is connected with the inlet of the spray tower (20); an air outlet of the spray tower (20) is connected with a first photocatalytic deodorizer (22), and a reflux box of the spray tower (20) is connected with a second liquid amine fertilizer box (21); the outlet of the first photocatalytic deodorizing device (22) is communicated with the outdoor atmosphere.
Further, the distilled water recovery system (09) comprises a second condenser (25), a condensed water tank (27), a condensed water pump (29), a neutralization dosing device (31), a neutralization water tank (32), an outer drainage pump (33), an outdoor pipeline (34), a vacuum pump (26), a photocatalytic deodorizer II (28), a cooling tower (35), a cooling water tank (36), a cooling water pump (37) and a refrigerator (41);
The steam port of the vacuum fermenter (07) is connected with the steam inlet of the second condenser (25); the condensate inlet of the second condenser (25) is connected with the condensate inlet of the condensate water tank (27); the non-condensable gas port of the second condenser (25) is connected with the inlet of the vacuum pump (26); the second condenser (25) is in heat exchange connection with the refrigerator (41), and a cooling water inlet of the refrigerator (41) is connected with an outlet of the cooling water pump (37); a cooling water outlet of the refrigerator (41) is connected with a hot water inlet of the cooling tower (35); the outlet of the vacuum pump (26) is connected with the inlet of the photocatalytic deodorizing device II (28); the outlet of the photocatalytic deodorizing device II (28) is communicated with the outdoor atmosphere; the water outlet of the cooling tower (35) is connected with the water inlet of the cooling water tank (36); the water outlet of the cooling water tank (36) is connected with the water inlet of the cooling water pump (37); the condensate outlet of the condensate water tank (27) is connected with the inlet of the condensate water pump (29); the outlet of the condensate pump (29) is connected with the inlet of the neutralization water tank (32); the outlet of the neutralization dosing device (31) is connected with the inlet of the neutralization water tank (32); the water outlet of the neutralization water tank (32) is connected with the inlet of the outer drainage pump (33); the outlet of the outer drainage pump (33) is connected with an outdoor pipeline (34), and the neutralization dosing device (31) is used for neutralizing distilled water PH.
Further, the solar heat recovery system (10) comprises a solar heat exchanger (38), a heat exchange water tank (39) and a heat exchange pump (40);
An external heat source outlet of the vacuum fermenter (07) is connected with an inlet of the solar heat exchanger (38); the outlet of the solar heat exchanger (38) is connected with the inlet of the heat exchange water tank (39); the outlet of the heat exchange water tank (39) is connected with the inlet of the heat exchange pump (40); the outlet of the heat exchange pump (40) is connected with the inlet of an external heat source of the vacuum fermenter (07).
Further, the water bubble manure pit (01) is provided with an underwater stirrer and a water bubble manure lifting pump, wherein the water bubble manure lifting pump is used for variable frequency speed regulation.
Furthermore, the excrement conveying bin (04), the auxiliary material conveying bin (12) and the strain machine (11) are provided with storage spaces for 2-4 hours of treatment.
Further, the mixing conveyor (05) is a double screw conveyor mixer.
Further, the vacuum fermenter (07) consists of two independent volumes, the upper part is a fully sealed low-temperature evaporation bin, a horizontal variable-speed spiral stirrer is arranged, the lower part is a fully sealed organic fertilizer fermentation bin, and a plow-type propulsion variable-speed turning and throwing unit complete equipment is arranged.
Further, the refrigerator (41) is in a water-cooled form or an air-cooled form.
Further, a central PLC centralized control system is included.
Further, a low-temperature evaporation bin at the upper part of the vacuum fermenter (07) is provided with a steam temperature sensor and a negative pressure sensor; the lower organic fertilizer fermentation bin is provided with a fermentation temperature sensor, a fermentation humidity sensor, a fermentation time indicator and an organic fertilizer advancing speed display, and the vacuum fermentation device (07) is externally provided with a heat exchange jacket or a heat exchange coil and is provided with heat preservation cotton.
Further, the number of solar heat exchangers (38) is plural.
Further, the vacuum pump (26) is interlocked with a steam temperature sensor of the vacuum fermenter (07) by adopting variable frequency control.
The method for treating the water-soaked manure by adopting the water-soaked manure treatment device comprises the following steps of:
Step 1: separation of water-soaked manure
Pouring the water-soaked manure to be treated into a water-soaked manure pit (01) through a transport vehicle, and carrying out solid-liquid separation by utilizing a solid-liquid separator (02);
Step 2: solid manure fermentation
Mixing and stirring the solid manure obtained in the step 1 with auxiliary materials and strains, and then fermenting to obtain a primary fermentation organic fertilizer; and secondary fermentation to obtain the finished organic fertilizer;
The step 2 also comprises concentrating and evaporating the liquid excrement obtained in the step 1; and a step of increasing the temperature required in the fermentation process by using a solar heat recovery system.
Further, the step 1 specifically comprises the following steps: the water-soaked manure to be treated is poured into a water-soaked manure pit (01) through a transport vehicle, the underwater stirrer uniformly stirs manure liquid and conveys the manure liquid into a solid-liquid separator (02) through a water-soaked manure lifting pump, the separated manure liquid automatically flows into a water-soaked manure liquid pool (03), and the screened solid manure falls into a manure conveying bin (04).
Further, the step 2 specifically comprises: the solid manure obtained in the step 1 enters a solid discharge port of a solid-liquid separator (02) and enters a manure conveying bin (04) for constant-speed and quantitative output, and enters a mixing conveyor (05) together with auxiliary materials added by an auxiliary material conveying bin (12) and strains added by a strain machine (11) for mixing and stirring to obtain a stirring object;
The stirring material enters an organic fertilizer fermentation bin at the lower part of a vacuum fermenter (07) through a feeding conveyer belt (06), and is further fermented to obtain primary fermented organic fertilizer;
the primary fermentation organic fertilizer enters a discharge conveyor belt (13), and a primary fermentation organic fertilizer part returns to a mixing conveyor (05) through a return conveyor belt (14) to be mixed with new manure and then enters a vacuum fermenter (07); the rest primary fermentation organic fertilizer is conveyed to a secondary aging composting (16) area for secondary fermentation through an aging conveying belt (15) to obtain a finished organic fertilizer;
High-temperature fermentation gas generated by the organic fertilizer fermentation bin of the vacuum fermentation device (07) is condensed and flows into a second liquid amine fertilizer box (21) after heat exchange of a first condenser (17), an oxygen supply fan (24) is changed into high-temperature air after heat exchange of the first condenser (17), the high-temperature air is fed into the organic fertilizer fermentation bin of the vacuum fermentation device (07), non-condensable gas is sent into a spray tower (20) through a deodorizing fan (19), small amounts of ammonia nitrogen and odor in the non-condensable gas are adsorbed, and the non-condensable gas is further destroyed and treated through a first photocatalytic deodorizing device (22) at the rear end and then is discharged to the outdoor atmosphere.
Further, concentrating and evaporating the liquid manure obtained in the step 1 specifically comprises the following steps: the liquid manure obtained in the step 1 enters a water-foam manure liquid pool (03) from a liquid discharge port of a solid-liquid separator (02), is pumped into a fully-sealed low-temperature evaporation bin at the upper part of a vacuum fermenter (07) through a manure liquid lifting pump in the water-foam manure liquid pool (03), and the heat is transmitted to the outside of the fully-sealed low-temperature evaporation bin at the upper part of the vacuum fermenter (07) by a high Wen Shiqi generated by an organic fertilizer fermentation bin at the lower part of the vacuum fermenter (07);
The air pressure is reduced through a vacuum pump (26) after the fecal liquid in the fully sealed low-temperature evaporation bin at the upper part of the vacuum fermenter (07) is heated, and the evaporation boiling point of the moisture in the fecal liquid is gradually reduced from the conventional 100 ℃ to the normal temperature of 30-40 ℃; the evaporated vapor is sucked into a second condenser (25) by a vacuum pump (26), condensed condensate flows into a condensate water tank (27) by gravity, the condensate water tank (27) reaches a liquid level setting height and is pumped into a neutralization water tank (32) by a condensate water pump (29), a neutralization dosing device (31) inputs acid and alkali into the neutralization water tank (32), the neutralization water tank (32) is provided with a neutralization stirrer, and the condensate water is neutralized and then discharged to an outdoor pipeline by an outer drainage pump (33);
Vapor evaporated in the fully sealed low-temperature evaporation bin at the upper part of the vacuum fermenter (07) is discharged into the outdoor atmosphere after passing through the catalytic treatment of the photocatalytic deodorizer II (28) through the vacuum pump (26) through the non-condensable gas of the second condenser (25); the second condenser (25) exchanges heat cold source is a refrigerator (41), and the cooling water with heat in the refrigerator (41) subjected to heat exchange and temperature reduction by the cooling tower (35) falls into a cooling water tank (36) for storage and is pumped into the refrigerator (41) through a cooling water pump (37).
Further, the step of increasing the temperature required in the fermentation process using the solar heat recovery system specifically includes: the vacuum fermenter (07) is externally provided with a heat exchange jacket or a heat exchange coil pipe and heat preservation cotton; the solar heat exchanger (38) exchanges heat with the internal circulating water and then flows into the heat exchange water tank (39), the heat exchanged water is pumped into the external heat exchange jacket or the heat exchange coil of the vacuum fermenter (07) through the heat exchange pump (40), the temperature required in the fermentation process is increased, and the fermentation period is reduced.
The device for treating the water-soaked manure has the beneficial effects that:
the device for treating the water-soaked manure can separate the water-soaked manure and the manure with high urine content and treat the manure independently according to different manure and manure liquid states, and the water extracted from the urine can be used for secondary use or external discharge of a farm. The running cost and the sewage construction cost of the farm are reduced.
The water bubble manure pit 01 is provided with an underwater stirrer and a water bubble manure lifting pump, the water bubble manure lifting pump is used for variable frequency speed regulation, and the uniform manure liquid pumped by the water bubble manure lifting pump can be realized by adopting the mode.
The underwater mixer is commercially available, for example, from Liaoning Yinuo environmental industry group Co., ltd, and has the specification of YN-SJ-10.
The bubble and excrement lifting pump can be purchased commercially, for example, can be purchased from Liaoning Yinuo environmental industry group Co., ltd, and has the specification of YN-TB-10.
The water-immersed manure liquid pool 03 is provided with an underwater manure liquid lifting pump, and the manure liquid lifting pump is used for variable frequency speed regulation. By adopting the variable-frequency speed regulation, the precision control of the processing capacity can be realized. The underwater fecal liquid lifting pump can be purchased commercially, for example, can be purchased from Liaoning Yinuo environmental industry group Co., ltd, and has the specification of YN-TB-5. The excrement conveying bin 04 has a storage space for 2-4 hours treatment, so that the labor intensity of workers can be relieved. The excrement conveying bin can be purchased commercially, for example, can be purchased from Liaoning Yinuo environmental industry group Co., ltd, and has the specification of YN-FW-10.
The mixing conveyor 05 is a double-screw propelling type conveying stirrer, and can fully mix materials. The above-mentioned mixing conveyor is commercially available, for example, from Liaoning Yinuo environmental industry group Co., ltd, and has a specification of YN-SH-10.
The strain machine 11 has a storage space for 24 hours treatment, and the strain machine storage space can lighten the working labor intensity.
The auxiliary material conveying bin 12 has a storage space for 2-4 hours treatment, so that the labor intensity of workers can be relieved. The auxiliary material conveying bin can be purchased commercially, for example, can be purchased from Liaoning Yinuo environmental industry group Co., ltd, and has the specification of YN-FL-10. The vacuum fermenter 07 consists of two independent volumes, the upper part is a fully sealed low temperature evaporation bin, and a horizontal variable speed screw stirrer is arranged. The lower part is a fully-sealed organic fertilizer fermentation bin which is provided with plow-type propulsion variable-speed turning and throwing equipment complete equipment; the adoption of the method has the further beneficial effects that: the heat generated by bioenergy can be fully utilized by the more integration. The vacuum fermenter can be purchased commercially, for example, from Liaoning Yinuo environmental industry group Co., ltd, and has the specification of YN-ZK-30.
The liquid ammonia recovery system 08 consists of a complete set of equipment consisting of a first condenser 17, a deodorizing fan 19, a spray tower 20, a photocatalytic deodorizing device 22 and an oxygen supply fan 24; can be more integrated, and the ammonia nitrogen in the fermentation process of the odor recovery organic fertilizer is effectively removed through the integrated control of a PLC system. The liquid ammonia recovery system is commercially available, for example, from Liaoning Yinuo environmental industry group, inc., under the specification YN-YA-10.
The distilled water recovery system 09 comprises a complete set of equipment consisting of a second condenser 25, a condensed water tank 27, a condensed water pump 29, a neutralization dosing device 31, a neutralization water tank 32, an outer drainage pump 33, a vacuum pump 26, a photocatalytic deodorizer 28, a cooling tower 35, a cooling water tank 36, a cooling water pump 37 and a refrigerator 41; the refrigerator 41 is not limited to the water-cooled form or the air-cooled form. Can integrate more, through PLC system integrated control, effectively collect moisture, the ammonia nitrogen in the excrement liquid evaporation process, carry out effectual solid-liquid separation. The distilled water recovery system can be purchased commercially, for example, from Liaoning Yinuo environmental industry group, inc., and has a specification of YN-YS-10.
The low-temperature evaporation bin at the upper part of the vacuum fermenter 07 is provided with a steam temperature sensor and a negative pressure sensor. The lower organic fertilizer fermentation bin is provided with a fermentation temperature sensor, a fermentation humidity sensor, a fermentation time indicator and an organic fertilizer advancing speed display, and the vacuum fermenter 07 is externally provided with a heat exchange jacket (or a heat exchange coil) and is provided with heat preservation cotton and the like; the vacuum pump 26 is interlocked with the steam temperature sensor of the empty fermenter 07 by adopting variable frequency control. The neutralization dosing device 31 is used for neutralizing distilled water PH.
The method for treating the water-soaked manure by using the device for treating the water-soaked manure has the beneficial effects that: the integrated level is high, the water-soaked manure is fully fermented, qualified water is extracted, the water-soaked manure can be rapidly and efficiently treated, the market prospect is wide, and the method is suitable for large-scale popularization and application.
Drawings
FIG. 1 is a process flow diagram of a treatment apparatus for a water-soaked manure of the present utility model.
FIG. 2 is a process flow diagram of a liquid ammonia recovery system according to the present utility model
FIG. 3 is a process flow chart of the distilled water recovery system of the utility model
FIG. 4 is a process flow diagram of a solar heat recovery system according to the present utility model
In the drawings, the list of components represented by the various numbers is as follows:
1. The device comprises a water-foam manure pit, a solid-liquid separator, a water-foam manure pit, a 4-excrement conveying bin, a 5-mixing conveyor, a 6-feeding conveyor belt, a 7-vacuum fermenter, a 8-liquid ammonia recovery system, a 9-distilled water recovery system, a 10-solar heat recovery system, a 11-strain machine, a 12-auxiliary material conveying bin, a 13-discharging conveyor belt, a 14-return conveyor belt, a 15-aging conveyor belt, a 16-secondary aging compost; 17. the second condenser 25, 18, the first liquid amine fertilizer box, 19, the deodorizing fan, 20, the spray tower, 21, the second liquid amine fertilizer box, 22, the photocatalytic deodorizing device, 23, the outdoor atmosphere, 24 and the oxygen supply fan; 25. the first condenser 17, 26, the vacuum pump 27, the condensed water tank 28, the photocatalytic deodorization device 29, the condensed water pump 30, the outdoor atmosphere 31, the neutralization dosing device 32, the neutralization water tank 33, the external drainage pump 34, the outdoor pipeline 35, the cooling tower 36, the cooling water tank 37 and the cooling water pump; 38. a solar heat exchanger 39 and a heat exchange water tank; 40. heat exchange pump, 41, refrigerator;
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples being provided for the purpose of illustrating the utility model and not for the purpose of limiting the same.
As shown in fig. 1, the treatment system for the water-soaked manure of the embodiment comprises a water-soaked manure pit 01, a solid-liquid separator 02, a water-soaked manure pit 03, a manure conveying bin 04, a mixing conveyor 05, a feeding conveyor 06, a spawn machine 11, an auxiliary material conveying bin 12, a vacuum fermenter 07, a discharging conveyor 13, a return conveyor 14, an aging conveyor 15, a secondary aging compost 16, a liquid ammonia recovery system 08, a distilled water recovery system 09 and a solar heat recovery system 10;
The bubble septic tank 01 is connected with the inlet of the solid-liquid separator 02 through an internal sewage pump outlet pipeline; the filtrate outlet of the solid-liquid separator 02 is connected with the top of the bubble manure liquid pool 03 through a pipeline, and solid manure screened by the solid-liquid separator 02 falls into a manure conveying bin 04; the outlet of the excrement conveying bin 04 is connected with the inlet of the mixing conveyor 05; the outlet of the strain machine 11 is connected with the inlet of the mixing conveyor 05; the auxiliary material conveying bin 12 is connected with an inlet of the mixing conveyor 05; the feed back conveyer belt 14 is connected with an inlet of the mixing conveyer 05; the outlet of the mixing conveyor 05 is connected with the inlet of the feeding conveyor belt 06; the outlet of the feeding conveyer belt 06 is connected with the inlet of the vacuum fermenter 07; the ammonia gas port of the vacuum fermentation device 07 is connected with the liquid ammonia recovery system 08, the steam port of the vacuum fermentation device 07 is connected with the distilled water recovery system 09, the external heat source inlet and outlet of the vacuum fermentation device 07 are connected with the solar heat recovery system 10, and the discharge port of the vacuum fermentation device 07 is connected with the inlet of the discharge conveyer belt 13; the feed back end of the discharge conveyor belt 13 is connected with the feed back conveyor belt 14, and the ageing end of the discharge conveyor belt 13 is connected with the ageing conveyor belt 15; the aging conveyor 15 communicates to a secondary aging composting zone 16.
As shown in fig. 2, the liquid ammonia recovery system 08 comprises a first condenser 17, a deodorizing fan 19, a spray tower 20, a photocatalytic deodorizing device 22, an oxygen supply fan 24, a first liquid amine fertilizer tank 18, and an outdoor atmosphere 23;
the ammonia gas port of the vacuum fermenter 07 is connected with the hot gas inlet of the first condenser 17, and the cold air outlet of the first condenser 17 is connected with the oxygen supplementing port of the vacuum fermenter 07; the oxygen supply fan 24 is connected with a cold air inlet of the first condenser 17; the condensate port of the first condenser 17 is connected with a second liquid amine fertilizer box 21; the hot gas outlet of the first condenser 17 is connected with a deodorizing fan 19; the outlet of the deodorizing fan 19 is connected with the inlet of the spray tower 20; the air outlet of the spray tower 20 is connected with a photocatalytic deodorizer 22, and the reflux box of the spray tower 20 is connected with a second liquid amine fertilizer box 21; the outlet of the photocatalytic deodorizing device 22 is connected with the outdoor atmosphere 23;
As shown in fig. 3, the distilled water recovery system 09 includes a second condenser 25, a condensate water tank 27, a condensate water pump 29, a neutralization dosing device 31, a neutralization water tank 32, an outer drain pump 33, an outer piping 34, a vacuum pump 26, a photocatalytic deodorizer 28, an outdoor atmosphere 30, a cooling tower 35, a cooling water tank 36, a cooling water pump 37, a refrigerator 41;
The steam port of the vacuum fermenter 07 is connected with the steam inlet of the second condenser 25; the condensate inlet of the second condenser 25 is connected with the condensate inlet of the condensate water tank 27; the non-condensation port of the second condenser 25 is connected with the inlet of the vacuum pump 26; the cooling water inlet of the second condenser 25 is communicated with a refrigerator 41, and the refrigerator 41 is connected with the outlet of the cooling water pump 37; the cooling water outlet of the refrigerator 41 is connected with the hot water inlet of the cooling tower 35; the outlet of the vacuum pump 26 is connected with the inlet of the photocatalytic deodorizer 28; the outlet of the photocatalytic deodorizing device 28 is connected with the outdoor atmosphere 30; the water outlet of the cooling tower 35 is connected with the water inlet of the cooling water tank 36; the water outlet of the cooling water tank 36 is connected with the water inlet of the cooling water pump 37; the condensate outlet of the condensate water tank 27 is connected with the inlet of a condensate water pump 29; the outlet of the condensate pump 29 is connected with the inlet of the neutralization water tank 32; the outlet of the neutralization dosing device 31 is connected with the inlet of the neutralization water tank 32; the water outlet of the neutralization water tank 32 is connected with the inlet of the outer drainage pump 33; the outlet of the outer drainage pump 33 is connected with an outdoor pipeline 34;
as shown in fig. 4, the solar heat recovery system 10 includes a solar heat exchanger 38, a heat exchange water tank 39, and a heat exchange pump 40.
The outlet of the external heat source of the vacuum fermenter 38 is connected with the inlet of the solar heat exchanger 38; the outlet of the solar heat exchanger 38 is connected with the inlet of the heat exchange water tank 39; the outlet of the heat exchange water tank 39 is connected with the inlet of the heat exchange pump 40; the outlet of the heat exchange pump 40 is connected with the external heat source inlet of the vacuum fermenter 07;
Wherein the water bubble manure pit 01 is provided with a stirrer and a water bubble manure lifting pump;
The water-immersed manure liquid pool 03 is provided with a manure liquid lifting pump;
The vacuum fermenter 07 consists of two independent volumes, and the upper part is a fully sealed low temperature evaporation bin, which is provided with a horizontal spiral stirrer. The lower part is a fully-sealed organic fertilizer fermentation bin which is provided with a plow-type propelling turning machine;
The liquid ammonia recovery system 08 is integrated by a first condenser 17 (17), a deodorizing fan 19, a spray tower 20, a photocatalytic deodorizing device 22 and an oxygen supply fan 24;
The distilled water recovery system 09 is composed of a second condenser 25, a condensed water tank 27, a condensed water pump 29, a neutralization dosing device 31, a neutralization water tank 32, an outer drainage pump 33, a vacuum pump 26, a photocatalysis deodorizer 28 and a refrigerator 41 to form integral equipment;
The method for treating the water-soaked manure by using the water-soaked manure treatment device comprises the following steps:
Step 1: the water-soaked manure is treated for 10 cubes every day, the water-soaked manure pit is uniformly stirred by a stirrer, the treatment is planned to be completed for 2 hours, and the treatment is carried out for 5 cubes per hour.
Firstly, the water-soaked manure to be treated passes through a solid-liquid separator with screen mesh precision of 500 mu m, wherein the solid-liquid separator 02 adopts 10 cubic treatment capacity per hour, 5 cubic penetrating fluid flows back into the water-soaked manure pit, 2 cubic solid manure (10 x 20% = 2 cubes, water content 70%) is taken as an example, 3.6 cubes (10-5-2 x 70% = 3.6 cubes) penetrating fluid flows into the water-soaked manure pit, and then 2 cubes/hour of solid manure and 3.6 cubes/hour of water-soaked manure fluid are obtained.
Step 2: solid manure fermentation
Starting up and fermenting:
The solid manure obtained in the step 1 enters a manure conveying bin 04, 2 cubes are output per hour, and the storage capacity of the bin body of the equipment is 4 cubes.
The strains put in the strain machine 11, the auxiliary materials put in the auxiliary material conveying bin 12 and the excrement and urine in the excrement conveying bin enter the mixing conveyor 05 together for mixing and stirring to obtain a stirred material.
The solid manure (density is about 1.4 tons/cubic) 2.8 tons/hour (water content 70%) and the auxiliary material dry corncob (water content 30%) are prepared into a mixture with water content 65%, and then the dry corncob is put into 0.4 tons. The total amount of the mixture was 3.2 tons, the density of the mixture was about 1.2 tons/cubic, and the volume of the mixture was about 2.7 cubic/hour.
The strain adopts medium-high temperature fermentation bacteria, and the adding amount is 0.5 kg/hour.
The feed conveyor 06 had a conveying capacity of 2.7 cubes per hour. The vacuum fermenter 07 was operated at a high temperature for 7 days, and the effective volume of the apparatus was 2.7x7=18.9 cubic/hour for 7 days, and 18.9x2=37.8 cubic/day.
The water content of the discharged organic fertilizer is reduced to 50%, the volume is reduced by 1/3, the density is 1.2 tons/cubic, and the volume of the discharged organic fertilizer is 1.8 cubic/hour (2.7/3 multiplied by 2=1.8 cubic/hour).
Normal fermentation of organic fertilizer:
The organic fertilizer discharged from the vacuum fermenter 07 is conveyed to the aging conveyor 15 by the discharge conveyor 13, and conveyed to the return conveyor 14 by two thirds, and conveyed to the mixing conveyor 05 by the return conveyor to be mixed with 2 cubic solid manure (water content 70%) and 0.4 ton dry corncob (water content 30%) to a mixture with a density of about 1.3 ton/cube, a water content of 62.2% by volume of 2.6 cubic/hour.
The mixing conveyor 05 was a 3 cubic/hour apparatus.
The strain adopts medium-high temperature fermentation bacteria, and the adding amount is 0.5 kg/hour of adding equipment.
The vacuum fermenter 07 used 7 days of high temperature fermentation, the effective volume of the apparatus 7 days was 2.6x7=18.2 cubic/hour, and the volume of the apparatus was 18.2x2=36.4 cubic.
The fermentation volume is selected to be 40 cubic according to the starting fermentation required volume and the normal fermentation required volume. Activating high temperature strain at 60deg.C and matched air exhausting deodorizing equipment.
The water content of the discharged organic fertilizer is reduced to 50%, the volume is reduced by 1/3, the density is 1.2 tons/cubic, and the volume of the discharged organic fertilizer is 1.95 cubic/hour (2.6/4 multiplied by 3=1.95 cubic/hour).
The organic fertilizer discharged from the vacuum fermentor 07 is conveyed to the aging conveyor 15 through a discharge conveyor 13,1.35 cubic/hour, enters a secondary aging composting area 16,0.6 cubic/hour, is conveyed to a return conveyor 14, and is conveyed to the mixing conveyor 05 through the return conveyor by 0.6 cubic/hour (the density is 1.2 tons/cubic, the water content is reduced to 50%), and the vacuum fermentor 07 is provided with a plow-type propelling turner for 7 days, so that the organic fertilizer can be propelled from a left end inlet to a right end outlet.
And (3) after the organic fertilizer in the secondary aging composting area 16 stays for 15-20 days and the aging time is adjusted according to market demands, the fermentation process can be completed, and bagging is carried out, so that the finished organic fertilizer is sold.
The high Wen Anqi produced by the fully sealed organic fertilizer fermentation bin at the lower part of the vacuum fermenter 07 enters the fermentation bin to replace oxygen required by organic fertilizer fermentation after exchanging heat with the air supply fan 24 through the first condenser 17.
The vacuum fermenter 07 produced 36.4 cubic (1.3 ton/cubic) of gas organic fertilizer every 7 days, the water content was reduced from 62.2% to 50% to produce 36.4×1.3× (62.2% -50%)/7=0.825 ton/day, the water vapor volume was 0.825×1000/0.6= 1374.5 cubic/day, the oxygen supply fan 24 and the deodorizing fan 19 selected for 1400 cubic/hour of air volume, and the internal gas was replaced once a day. The first condenser 17 (17) adopts a shell and tube type gas-gas heat exchange mode, and condenses 0.825 ton/day of liquid every day. Ammonia and odor generated by the trace organic fertilizer are adsorbed by the spray tower 20 and then discharged to the outdoor atmosphere through the photocatalytic deodorizer 22.
Step 3: liquid manure treatment
The liquid water-soaked manure liquid obtained in the step 1 is 3.6 cubes/hour per day and 7.2 cubes, is pumped into an inlet of a fully-sealed low-temperature evaporation bin at the upper part of a vacuum fermenter 07 through a manure liquid lifting pump in a water-soaked manure liquid pool 03, is gradually heated and continuously pushed forward to stir through a horizontal spiral stirrer in the low-temperature fermentation bin after the low-temperature fermentation bin exchanges heat with organic fertilizer fermentation steam at the lower part through the outer wall, the manure liquid temperature in the low-temperature fermentation bin is gradually increased to 30-50 ℃, the gas in the low-temperature fermentation bin is continuously discharged through a vacuum pump 26, the initial internal atmospheric pressure is reduced to 20-30kpa, the water boiling point is reduced to 35 ℃, and the moisture in the manure liquid is promoted to boil and evaporate. The continuous evaporation of 7.2 cubic/day faecal solution for 20 hours was 1200 cubic/day vapour at about 60 cubic/hour. The pumping capacity of the vacuum pump 26 is 60 cubic meters per hour, the negative pressure is 10-20kpa, and the whole variable frequency operation is carried out. The extracted water vapor is cooled by heat exchange with the refrigerator through the second condenser 25, the cooling liquid condenses 0.36 cubic (7.2/20=0.36) per hour, and flows into the cooling water tank 27 by gravity, the volume of the condensing water tank 27 is 1 cubic, and the condensate is automatically discharged to the neutralizing water tank by interlocking with the condensate pump 29 and the liquid level gauge. The neutralization tank 32 is equipped with an on-line PH display and level gauge to automatically adjust the amount of neutralization dosing device input based on the PH. The high liquid level of the neutralization water tank 32 is interlocked with the outer drain pump 33, and the neutralized condensate is discharged into an outdoor pipeline through the outer drain pump 33 after reaching the liquid level of the neutralization water tank 32.
The noncondensable gas of the vapor which is not condensed in the second condenser 25 is discharged into the photocatalytic deodorizing device 28 through the vacuum pump 26 and is discharged to the outdoor atmosphere after reaching standards.
The temperature of the cooling medium of the refrigerator 41 is 1-5 ℃, and the heat of the refrigerator 41 is dissipated into the atmosphere through the cooling tower 35.
In the whole evaporation process of the full-sealed low-temperature evaporation bin of the vacuum fermenter 07, a large amount of organic matters are formed in the low-temperature evaporation bin along with the evaporation of water, the organic matters are continuously pushed forward, stirred and pushed out by an internal horizontal spiral stirrer, and finally, the high-viscosity and dry organic matters are pushed out of the fermentation bin through a tail end outlet and are discharged into a lower organic fertilizer fermentation bin for solid-state fermentation.
Conventional fecal liquid Water quality index (Table 1)
TABLE 1
After the moisture of the excrement is evaporated, most ammonia nitrogen in the water is volatilized together with the water vapor into the second condenser 25, and is recombined with the condensate through heat exchange, and a small amount of gaseous ammonia nitrogen and non-condensable gas are reacted through the photocatalytic deodorizer 28. The ammonia nitrogen in the condensate reacts with the neutralizing agent in the neutralizing water tank 32 for neutralization, and is discharged after reaching the standard, and can be used as flushing water or farm irrigation water.
The national pollutant emission Standard for livestock and poultry farming (GB 18596-2001) is shown in Table 2.
TABLE 2
Project CODcr Ammonia nitrogen Total phosphorus PH SS
Concentration mg/L 12000-20000 1000-2500 150-250 6.5-8 8000-20000
The national Water quality Standard for farm irrigation (GB 5084-2021) is shown in Table 3.
TABLE 3 Table 3
Project CODcr Ammonia nitrogen Total phosphorus PH SS
According to dry farming mg/L ≤200 Is not required Is not required 5.5-8.5 ≤100
The solar heat recovery system 10 is started when the temperature is higher than the temperature of the organic fertilizer of the vacuum fermenter 07, and stops running when the temperature is lower than the temperature inside the fermentation chamber.
Summarizing:
the treatment amount of 10 cubic water foam manure (about 13 tons) for 2 hours in the batch treatment is respectively as follows:
the yield of organic fertilizer was 2.7 cubic/day (about 3.51 tons/day).
The liquid fertilizer liquid comprises: 0.825 tons/day.
The standard discharge liquid is as follows: 7.2 cubic/day.
The microbial consumption and other forms of water (other forms of organic matter consumption) discharged are: 13-3.51-0.825-7.2=1.465 tons.
Therefore, the device for treating the water-soaked manure can fully ferment the water-soaked manure and the manure with high urine content and recover and concentrate the urine, and evaporate and extract the urine and the water in the water-soaked manure, so that the evaporated and extracted water can be used as secondary flushing water of a farm or discharged after reaching standards, the using amount of tap water of the farm can be effectively reduced, and the input cost and the sewage treatment amount of sewage treatment facilities of the farm can be reduced.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims (14)

1. The novel device for treating the water-soaked manure is characterized by comprising a water-soaked manure pit (01), a solid-liquid separator (02), a water-soaked manure liquid pool (03), a manure conveying bin (04), a mixing conveyor (05), a feeding conveyor belt (06), a vacuum fermenter (07), a liquid ammonia recovery system (08), a spawn machine (11), an auxiliary material conveying bin (12), a discharging conveyor belt (13), a return conveyor belt (14), an aging conveyor belt (15) and a secondary aging composting area (16); the bubble septic tank (01) is connected with an inlet of the solid-liquid separator (02) through an internal sewage pump outlet pipeline; the filtrate outlet of the solid-liquid separator (02) is connected with the top of the water-immersed manure liquid pool (03) through a pipeline, and the solid-liquid separator (02) is also used for dropping the screened solid manure into the manure conveying bin (04); the outlet of the excrement conveying bin (04) is connected with the inlet of the mixing conveyor (05); the inlet of the mixing conveyor (05) is also connected with the outlet of the strain machine (11), the auxiliary material conveying bin (12) and the return material conveying belt (14); the outlet of the mixing conveyor (05) is connected with the inlet of the feeding conveyor belt (06), and the outlet of the feeding conveyor belt (06) is connected with the inlet of the vacuum fermenter (07); the ammonia gas port of the vacuum fermentation device (07) is connected with the liquid ammonia recovery system (08), the discharge port of the vacuum fermentation device (07) is connected with the inlet of the discharge conveyer belt (13), the return end of the discharge conveyer belt (13) is connected with the return conveyer belt (14), and the ageing end of the discharge conveyer belt (13) is connected with the ageing conveyer belt (15); the aging conveyor belt (15) is communicated with the secondary aging composting area (16).
2. The device for treating the water-soaked manure according to claim 1, further comprising a distilled water recovery system (09) and a solar heat recovery system (10), wherein a steam port of the vacuum fermenter (07) is connected with the distilled water recovery system (09), and an external heat source port of the vacuum fermenter (07) is connected with the solar heat recovery system (10).
3. The apparatus for treating the water-soaked manure according to claim 2, wherein the liquid ammonia recovery system (08) comprises a first condenser (17), a deodorizing fan (19), a spray tower (20), a photocatalytic deodorizing device (22) and an oxygen supply fan (24); an ammonia gas port of the vacuum fermenter (07) is connected with a hot gas inlet of the first condenser (17), a cold air outlet of the first condenser (17) is connected with an oxygen supplementing port of the vacuum fermenter (07), and an oxygen supply fan (24) is connected with a cold air inlet of the first condenser (17); the condensate port of the first condenser (17) is connected with a first liquid amine fertilizer box (18); the hot gas outlet of the first condenser (17) is connected with a deodorizing fan (19); the outlet of the deodorizing fan (19) is connected with the inlet of the spray tower (20); an air outlet of the spray tower (20) is connected with a first photocatalytic deodorizer (22), and a reflux box of the spray tower (20) is connected with a second liquid amine fertilizer box (21); the outlet of the first photocatalytic deodorizing device (22) is communicated with the outdoor atmosphere.
4. The apparatus for treating water-soaked manure according to claim 2, wherein the distilled water recovery system (09) comprises a second condenser (25), a condensed water tank (27), a condensed water pump (29), a neutralization dosing device (31), a neutralization water tank (32), an outer drainage pump (33), an outdoor pipeline (34), a vacuum pump (26), a photocatalytic deodorizer two (28), a cooling tower (35), a cooling water tank (36), a cooling water pump (37), a refrigerator (41);
The steam port of the vacuum fermenter (07) is connected with the steam inlet of the second condenser (25); the condensate inlet of the second condenser (25) is connected with the condensate inlet of the condensate water tank (27); the non-condensable gas port of the second condenser (25) is connected with the inlet of the vacuum pump (26); the second condenser (25) is in heat exchange connection with the refrigerator (41), and a cooling water inlet of the refrigerator (41) is connected with an outlet of the cooling water pump (37); a cooling water outlet of the refrigerator (41) is connected with a hot water inlet of the cooling tower (35); the outlet of the vacuum pump (26) is connected with the inlet of the photocatalytic deodorizing device II (28); the outlet of the photocatalytic deodorizing device II (28) is communicated with the outdoor atmosphere; the water outlet of the cooling tower (35) is connected with the water inlet of the cooling water tank (36); the water outlet of the cooling water tank (36) is connected with the water inlet of the cooling water pump (37); the condensate outlet of the condensate water tank (27) is connected with the inlet of the condensate water pump (29); the outlet of the condensate pump (29) is connected with the inlet of the neutralization water tank (32); the outlet of the neutralization dosing device (31) is connected with the inlet of the neutralization water tank (32); the water outlet of the neutralization water tank (32) is connected with the inlet of the outer drainage pump (33); the outlet of the outer drainage pump (33) is connected with an outdoor pipeline (34), and the neutralization dosing device (31) is used for neutralizing distilled water PH.
5. The apparatus according to any one of claims 2 to 4, wherein the solar heat recovery system (10) comprises a solar heat exchanger (38), a heat exchange water tank (39), a heat exchange pump (40);
An external heat source outlet of the vacuum fermenter (07) is connected with an inlet of the solar heat exchanger (38); the outlet of the solar heat exchanger (38) is connected with the inlet of the heat exchange water tank (39); the outlet of the heat exchange water tank (39) is connected with the inlet of the heat exchange pump (40); the outlet of the heat exchange pump (40) is connected with the inlet of an external heat source of the vacuum fermenter (07).
6. The device for treating the water-soaked manure according to any one of claims 1 to 4, wherein the water-soaked manure pit (01) is provided with an underwater stirrer and a water-soaked manure lifting pump, and the water-soaked manure lifting pump is used for variable frequency speed regulation.
7. The device for treating the water-soaked manure according to any one of claims 1 to 4, wherein the manure conveying bin (04), the auxiliary material conveying bin (12) and the spawn machine (11) are provided with storage spaces for 2 to 4 hours of treatment.
8. The apparatus according to any one of claims 1 to 4, characterized in that the mixing conveyor (05) is a double-screw conveyor mixer.
9. The apparatus according to any one of claims 1 to 4, characterized in that the vacuum fermenter (07) consists of two independent volumes, the upper part is a totally enclosed low temperature evaporation bin, a horizontal variable speed screw stirrer is provided, the lower part is a totally enclosed organic fertilizer fermentation bin, and a plow-type propulsion variable speed turner unit complete equipment is provided.
10. The apparatus for treating water-soaked manure according to claim 4, wherein the refrigerator (41) is in a water-cooled form or an air-cooled form.
11. The apparatus of any one of claims 1-4, comprising a central PLC centralized control system.
12. The apparatus for treating water-soaked manure according to any one of claims 1 to 4, wherein the low-temperature evaporation bin at the upper part of the vacuum fermenter (07) is provided with a steam temperature sensor and a negative pressure sensor; the lower organic fertilizer fermentation bin is provided with a fermentation temperature sensor, a fermentation humidity sensor, a fermentation time indicator and an organic fertilizer advancing speed display, and the vacuum fermentation device (07) is externally provided with a heat exchange jacket or a heat exchange coil and is provided with heat preservation cotton.
13. The apparatus for treating water-soaked manure according to claim 5, wherein the number of solar heat exchangers (38) is plural.
14. The apparatus for treating water-soaked manure according to claim 4 or 10, characterized in that the vacuum pump (26) is interlocked with the steam temperature sensor of the vacuum fermenter (07) by means of variable frequency control.
CN202321867382.9U 2023-07-17 2023-07-17 Novel processing of bubble excrement device Active CN220812163U (en)

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Application Number Priority Date Filing Date Title
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